{
  "manageEntity": {
    "action": "Download",
    "entityId": "1455108090",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Vaulx-en-Velin\",\"region\":\"Auvergne-Rhone-Alpes\",\"country\":\"France\"}}",
    "nonce": "0x0acf1b7ff215d55935c14ff6519af290d3c375c96dbc432ad14b6826fbb82343",
    "signature": "0xca9fe34524748160bc196f6738f46ef75bb434aef79623bb7bf2b8b45ae243662551f6bf5c8bb3e191bcbe4310bc7b2e42528ff962e5e95e8a07a8296d92f7a61c",
    "signer": "0x29995184e6260Ff68195C15c01f2564f6A124F0a",
    "userId": "361199886"
  }
}